BIOGEN INC. — 4/A Filings
61 4/A filings on record
This page lists all 4/A filings submitted to the SEC by BIOGEN INC. (BIIB), sorted by most recent first. Each row links to the full filing on EdgarLookup. BIOGEN INC. has filed 61 4/A documents with the SEC since 2014. To view all SEC filings by BIOGEN INC., see the full filings list.
All
10-C
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
11-K
144
3
3/A
4
4/A
424B2
424B3
424B4
425
5
8-A12B
8-A12G/A
8-B12G
8-K
8-K/A
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFC14A
DEFR14A
DFAN14A
DFRN14A
EFFECT
FWP
NO ACT
NT 10-K
NT 10-Q
POS AM
POS EX
PRE 14A
PREC14A
PRER14A
PRES14A
PRRN14A
PX14A6G
RW
S-3
S-3/A
S-3ASR
S-3MEF
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SC TO-T
SC TO-T/A
SCHEDULE 13D
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4/A | PRIMARY DOCUMENT | 0001127602-18-001380 | Jan 8, 2018 | Dec 1, 2017 |
| 4/A | PRIMARY DOCUMENT | 0001127602-16-044829 | Mar 3, 2016 | Feb 12, 2015 |
| 4/A | PRIMARY DOCUMENT | 0001127602-16-040249 | Feb 9, 2016 | Feb 1, 2016 |
| 4/A | PRIMARY DOCUMENT | 0001127602-15-007697 | Feb 23, 2015 | Feb 12, 2015 |
| 4/A | PRIMARY DOCUMENT | 0001127602-13-013142 | Apr 3, 2013 | Apr 1, 2013 |
| 4/A | PRIMARY DOCUMENT | 0001127602-12-007295 | Feb 22, 2012 | Jul 15, 2011 |
| 4/A | PRIMARY DOCUMENT | 0001127602-10-011471 | Apr 20, 2010 | Mar 19, 2010 |
| 4/A | PRIMARY DOCUMENT | 0001127602-10-011242 | Apr 16, 2010 | Apr 1, 2010 |
| 4/A | PRIMARY DOCUMENT | 0001127602-09-017483 | Aug 17, 2009 | Apr 8, 2009 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-043220 | Jul 22, 2008 | Jul 21, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-016852 | Mar 7, 2008 | Oct 15, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-010966 | Feb 15, 2008 | Feb 12, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-010973 | Feb 15, 2008 | Feb 12, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-010971 | Feb 15, 2008 | Feb 12, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-010968 | Feb 15, 2008 | Feb 12, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-010963 | Feb 15, 2008 | Feb 12, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-008808 | Feb 8, 2008 | Feb 6, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-08-008805 | Feb 8, 2008 | Feb 6, 2008 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-07-032701 | May 24, 2007 | May 23, 2007 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-07-008622 | Feb 8, 2007 | Oct 31, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-061400 | Nov 27, 2006 | Nov 17, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058382 | Nov 8, 2006 | Jan 25, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058371 | Nov 8, 2006 | Oct 1, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058370 | Nov 8, 2006 | May 24, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058367 | Nov 8, 2006 | Aug 4, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058366 | Nov 8, 2006 | May 26, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058364 | Nov 8, 2006 | Jul 30, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058359 | Nov 8, 2006 | Nov 19, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058358 | Nov 8, 2006 | Jan 25, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058157 | Nov 7, 2006 | Jun 7, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-058160 | Nov 7, 2006 | Aug 2, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057878 | Nov 6, 2006 | Jun 28, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057876 | Nov 6, 2006 | Dec 13, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057875 | Nov 6, 2006 | Oct 11, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057874 | Nov 6, 2006 | Jul 6, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057873 | Nov 6, 2006 | May 24, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057872 | Nov 6, 2006 | May 18, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057870 | Nov 6, 2006 | Oct 12, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057869 | Nov 6, 2006 | May 18, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057866 | Nov 6, 2006 | Jun 28, 2004 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-057865 | Nov 6, 2006 | Jan 3, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-042690 | Jul 27, 2006 | Feb 14, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-041659 | Jul 18, 2006 | Jan 3, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-035268 | Jun 7, 2006 | Jan 3, 2006 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-002073 | Jan 5, 2006 | Jan 3, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-06-001822 | Jan 5, 2006 | Oct 12, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-05-039460 | Jul 29, 2005 | Jul 14, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-05-039478 | Jul 29, 2005 | Jul 25, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-05-039471 | Jul 29, 2005 | Jul 21, 2005 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-05-039464 | Jul 29, 2005 | Jul 19, 2005 |